Home / 85,132.27-117,483.32-46,891.96

Finding the Fourth Proportional to 85,132.27, 117,483.32 and 46,891.96

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Solution

The fourth proportional to 85,132.27, 117,483.32 and 46,891.96 is: 64,711.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,132.27 : 117,483.32 = 46,891.96 : x
  2. Step 2: Convert to fraction form
    85,132.27/117,483.32 = 46,891.96/x
  3. Step 3: Cross multiply
    85,132.27x = 117,483.32 × 46,891.96
  4. Step 4: Simplify right side
    85,132.27x = 5,509,023,142.11
  5. Step 5: Solve for x
    x = 5,509,023,142.11/85,132.27
  6. Step 6: Final answer
    x = 64,711.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.